$ git clone -n https://src.fedoraproject.org/rpms/mingw-jasper.git /var/lib/mock/f39-build-1460061-33179/root/chroot_tmpdir/scmroot/mingw-jasper
Cloning into '/var/lib/mock/f39-build-1460061-33179/root/chroot_tmpdir/scmroot/mingw-jasper'...
$ git fetch origin adb69a36564069efab4d92d041ae4ee59e090a80:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-jasper
 * [new ref]         adb69a36564069efab4d92d041ae4ee59e090a80 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at adb69a3 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild