$ git clone -n https://git.cclinux.org/stage/rpms/tigervnc.git /mnt/compose/mock/dist-circle8-build-108979-60549/root/chroot_tmpdir/scmroot/tigervnc
Cloning into '/mnt/compose/mock/dist-circle8-build-108979-60549/root/chroot_tmpdir/scmroot/tigervnc'...
$ git fetch origin 26e7ba0251a49dd4aeeac4cdffd1c7b7d04203f9:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/tigervnc
 * [new ref]         26e7ba0251a49dd4aeeac4cdffd1c7b7d04203f9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 26e7ba0 import tigervnc-1.13.1-2.el8