$ git clone -n https://src.fedoraproject.org/rpms/rust-jql-runner.git /var/lib/mock/f41-build-side-1-2791562-32656/root/chroot_tmpdir/scmroot/rust-jql-runner
Cloning into '/var/lib/mock/f41-build-side-1-2791562-32656/root/chroot_tmpdir/scmroot/rust-jql-runner'...
$ git fetch origin 7a4502c9119eb7608e92a9c78dbb429d555461f6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-jql-runner
 * [new ref]         7a4502c9119eb7608e92a9c78dbb429d555461f6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7a4502c Update to version 7.1.13 (rhbz#2259183)