$ git clone -n https://git.cclinux.org/stage/rpms/libblockdev.git /mnt/compose/mock/dist-circle8-build-113077-72536/root/chroot_tmpdir/scmroot/libblockdev
Cloning into '/mnt/compose/mock/dist-circle8-build-113077-72536/root/chroot_tmpdir/scmroot/libblockdev'...
$ git fetch origin 993e1c7cde4055372e3f3f34af3e25d865393d21:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/libblockdev
 * [new ref]         993e1c7cde4055372e3f3f34af3e25d865393d21 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 993e1c7 import libblockdev-2.28-6.el8