$ git clone -n https://git.cclinux.org/stage/rpms/libtiff.git /var/lib/mock/dist-circle9-build-120430-85098/root/chroot_tmpdir/scmroot/libtiff
Cloning into '/var/lib/mock/dist-circle9-build-120430-85098/root/chroot_tmpdir/scmroot/libtiff'...
$ git fetch origin 918a2d109f4cf2061d17287f3ba91e11f5432dd1:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/libtiff
 * [new ref]         918a2d109f4cf2061d17287f3ba91e11f5432dd1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 918a2d1 import libtiff-4.4.0-12.el9