$ git clone -n https://src.fedoraproject.org/rpms/obs-build.git /var/lib/mock/f41-build-side-1-3132844-39666/root/chroot_tmpdir/scmroot/obs-build
Cloning into '/var/lib/mock/f41-build-side-1-3132844-39666/root/chroot_tmpdir/scmroot/obs-build'...
$ git fetch origin 2e88b3421edee230a3a1060cef2ed0e9d60c0a28:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/obs-build
 * [new ref]         2e88b3421edee230a3a1060cef2ed0e9d60c0a28 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e88b34 New upstream release 20241114, fixes rhbz#20241114