$ git clone -n https://src.fedoraproject.org/rpms/rust-gitui.git /var/lib/mock/f39-build-1526331-36060/root/chroot_tmpdir/scmroot/rust-gitui
Cloning into '/var/lib/mock/f39-build-1526331-36060/root/chroot_tmpdir/scmroot/rust-gitui'...
$ git fetch origin 994841bdef6680c50765f5c669864a12e56b7eac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gitui
 * [new ref]         994841bdef6680c50765f5c669864a12e56b7eac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 994841b Update to version 0.23.0; Fixes RHBZ#21192439