$ git clone -n https://src.fedoraproject.org/rpms/golang-x-mod.git /var/lib/mock/f41-build-808478-145885/root/chroot_tmpdir/scmroot/golang-x-mod
Cloning into '/var/lib/mock/f41-build-808478-145885/root/chroot_tmpdir/scmroot/golang-x-mod'...
$ git fetch origin 0f43105e4adad126636a2cd9b180f6eff633fd4d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-x-mod
 * [new ref]         0f43105e4adad126636a2cd9b180f6eff633fd4d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0f43105 update to 0.17.0, close rhbz#2273687