$ git clone -n https://git.cclinux.org/stage/rpms/gvisor-tap-vsock.git /var/lib/mock/dist-circle9-build-121141-85963/root/chroot_tmpdir/scmroot/gvisor-tap-vsock
Cloning into '/var/lib/mock/dist-circle9-build-121141-85963/root/chroot_tmpdir/scmroot/gvisor-tap-vsock'...
$ git fetch origin fd375e596c4138337403a14b1375336d4ada6f16:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/gvisor-tap-vsock
 * [new ref]         fd375e596c4138337403a14b1375336d4ada6f16 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fd375e5 import gvisor-tap-vsock-0.7.3-2.el9