$ git clone -n https://src.fedoraproject.org/rpms/rust-jql.git /var/lib/mock/f39-build-2342000-59800/root/chroot_tmpdir/scmroot/rust-jql
Cloning into '/var/lib/mock/f39-build-2342000-59800/root/chroot_tmpdir/scmroot/rust-jql'...
$ git fetch origin c1df71e4f2d1250126c83bcdaa13ea860468d08a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-jql
 * [new ref]         c1df71e4f2d1250126c83bcdaa13ea860468d08a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c1df71e Update to version 7.1.2